Many vandwellers are [[camping:​snowbirding|snowbirds]],​ following mild weather. One major reason for this is **heating and air conditioning with solar power are prohibitively expensive**.

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Many vandwellers are [[camping:​snowbirding|snowbirds]],​ following mild weather. One major reason for this is heating and [[hvac:solar_ac|air conditioning]] with electricity from solar power is generally impractical.

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[[hvac:heating|Heating]] is usually done with propane heaters.

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[[hvac:​cooling|Cooling]] ​is usually done with [[hvac:​roof_vent|roof vents]], like the Fantastic or Maxxfan. ​

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[[hvac:​swamp_cooler|swamp coolers]] can also be used in deserts or other areas with low humidity.

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On the other hand, [[hvac:​heating|Heating]] is usually done with propane or diesel heaters. [[hvac:​ventilation|Ventilation]] is also easy with with [[hvac:​roof_vent|roof vents]], like the Fantastic or Maxxfan. ​ In areas of very low humidity like deserts, [[hvac:​swamp_cooler|swamp coolers]] can be effective spot coolers.